#!/bin/sh
# Slackbuild for driftnet
# Written by JK Wood <joshuakwood@gmail.com>

PRGNAM=driftnet
VERSION=0.1.6_p20090401
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Clean up building with libpng14 - thanks Gentoo!
sed -i -e 's:png_set_gray_1_2_4_to_8:png_set_expand_gray_1_2_4_to_8:' png.c

LDFLAGS="-lpng14" \
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
ARCH="$ARCH" \
make

# This screwy program has no make install, so we get to do things the hard way.
mkdir -p $PKG/usr/bin $PKG/usr/man/man1
cp -a driftnet $PKG/usr/bin
strip --strip-unneeded $PKG/usr/bin/driftnet
gzip -9c driftnet.1 > $PKG/usr/man/man1/driftnet.1.gz

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a CHANGES COPYING CREDITS README TODO \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
find $PKG/usr/doc -type f -exec chmod 644 {} \;

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
